211 search results - page 36 / 43 » Dynamic Rate Allocation in Fading Multiple-access Channels |
APPT
2003
Springer
14 years 1 months ago
2003
Springer
The increase number of mobile users in wireless environment affects query access time substantially. To minimise the query access time, one possible way is to employ data broadcast...
PIMRC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—In this paper, we review the most important performance characteristics of the 802.11 DCF wireless networks, point out some false common knowledge, and report on recent ...
PIMRC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract-We study the design parameters of pilot-symbolassisted modulation (PSAM) schemes for spatially correlated single-input multiple-output (SIMO) systems in time-varying Gauss...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
—Fueled by the promises of high spectral efficiency, adaptive OFDMA has attracted enormous research interests over the last decade. The significant capacity gain of adaptive OF...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Abstract--Discrete multitone modulation (DMT) systems exploit the capabilities of orthogonal subcarriers to cope efficiently with narrowband interference, high frequency attenuatio...